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                  <p class="p_Heading1"><span class="f_Heading1">Add Connectors To Locked Elements</span></p>



  
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                <p class="p_BodyText"><span class="f_BodyText">When working with locked elements, the ability to add connectors depends on the locked status of the source and target elements. The rules are:</span></p>
<ul style="text-indent: 0px; margin-left: 30px; list-style-position: outside;">
<li><span class="f_Bulletlist1" style="font-weight: bold;">Source unlocked, target unlocked</span><span class="f_Bulletlist1">: any kind of connector can be added</span></li>
<li><span class="f_Bulletlist1" style="font-weight: bold;">Source unlocked, target locked</span><span class="f_Bulletlist1">: allowed, except for composition connectors</span></li>
<li><span class="f_Bulletlist1" style="font-weight: bold;">Source locked, target unlocked</span><span class="f_Bulletlist1">: prohibited, except for composition connectors</span></li>
<li><span class="f_Bulletlist1" style="font-weight: bold;">Source locked, target locked</span><span class="f_Bulletlist1">: prohibited for all connectors.</span></li>
</ul>
<p class="p_BodyText"><span class="f_BodyText">That is, a connector can be added if its source is unlocked, regardless of the locking state of the destination (think of it as modifying what the source can see). The exception is composition connectors, where the target (that is, parent) must be unlocked (think of it as modifying the parent by adding children).</span></p>
<p class="p_BodyText"><span class="f_BodyText">Connectors with locked source or target elements are also locked. To unlock the connector, you must <a href="managelocks.htm">unlock</a> the source and/or target element.</span></p>




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